December 2020 - Page 31 of 69

Oracle Linux 8 — nodejs:12 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:12 — vulnerability — patch and remediation guide (ELSA-2020-2852)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-2852 Related CVEs: CVE-2020-8174 CVE-2020-8172 CVE-2020-11080 CVE-2020-7598 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Debian 10 — python-ecdsa — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — python-ecdsa — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-14853 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How To Install and Use Docker on Ubuntu 16.04 — step-by-step Docker tutorial on Progressive Robot

How To Install and Use Docker on Ubuntu 16.04

There are two methods for installing Docker on Ubuntu 16.04. One method involves installing it on an existing installation of the operating system. The other involves spinning up a server with a tool called Docker Machine that auto-installs Docker on it.

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Custom Progress Bar in Android — step-by-step DevOps tutorial on Progressive Robot

Custom Progress Bar in Android

Custom progress bar in android application gives it a personal touch. In this tutorial, we'll create a custom progress bar by implementing a spinning logo icon in our application. Most of the time, we end up using a [ProgressBar](/community/tutorials/android-progressbar-example) as the loading icon while the data gets loaded. Going by the current trend, apps like […]

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How to Configure Nano Server on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Nano Server on Windows Server 2016

How to Set Up Windows Server 2016 Nano Server Windows Server 2016 Nano Server is a remotely administered, minimal-footprint server option designed for cloud-native and container workloads. Unlike the full Server Core installation, Nano Server has no local logon capability and supports only 64-bit applications, drivers, and agents. This dramatically reduces the attack surface, patch […]

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Oracle Linux 8 — sudo — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sudo — security and stability fixes — required update (ELSA-2021-1723)

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1723 Related CVEs: CVE-2021-23240 CVE-2021-23239 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Common Problems 118431

Ubuntu 16.04 LTS – unmet dependencies prevent apt install and upgrade – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 16.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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